USR UNR 2-0710
Precision Foil Resistors
•
•
•
•
•
Resistances from 1Ohm to 150kOhms
Power Rating to 0.6Watt
Resistance Tolerances to ±0.005%
TCR to ±1ppm/K
Load Stability to 0.01%
SPECIFICATIONS
Type
Resistance Range
Power rating (70°C)
Tolerances
from 1.0 Ohms
from 5.0 Ohms
from 12.0 Ohms
from 25.0 Ohms
from 50.0 Ohms
Stability
Shelf Life Stability
Temperature Coefficient
USR 2-0710
1.0 Ohms to 4.99 kOhms
0.4W
(0.6W upon request)
5.0 kOhms to 150 kOhms
0.6W
UNR 2-0710
1.0 Ohms to 5.0 kOhms
0.4W
0.1% / 0.25% / 0.5% / 1%
0.05% / 0.1% / 0.25% / 0.5% / 1%
0.02% / 0.05% / 0.1% / 0.25% / 0.5% / 1%
0.01% / 0.02% / 0.05% / 0.1% / 0.25% / 0.5% / 1%
0.005% / 0.01% / 0.02% / 0.05% / 0.1% / 0.25% / 0.5% / 1%
0.01%
25ppm / ∆R after 1 year
50ppm / ∆R after 3 year
max. ±5ppm/K (-55 to 155°C)
typ. ±3ppm/K (-55 to 125°C)
upon request ±1ppm/K (0 to 60°C)
and ±1ppm/K (-55 to 125°C)
> 10GOhm
< 0.1µV/K
-55 to 155°C
NiCr-Foil
Al
2
O
3
PBTP / Epoxy
Cu tinned
2
Specially designed for ap-
plications with fast changing
electrical load
AlN
Insolation Resistance
Thermal EMF
Operating Temperature Range
Resistor Material
Substrate
Housing
Connector Material
Terminals
Notes
Ordering Information
Part Number - Resistance - Contact - Tolerance - TCR
UNR 2-0710 3.7Ohms J 0.5% 1ppm
Riedon Inc.
300 Cypress Avenue
Alhambra CA 91801
Grid (E) 3.81mm (0.15inches) = D
Grid (E) 5.08mm (0.2inches) = J
(626) 284-9901
(626) 284-1704
Page 120
rev. 03/2006A
RIEDON [ RIEDON POWERTRON ]
